发明名称 |
Transmitter and transmission control method used in random access communication environment |
摘要 |
A transmitter (100) comprises a frequency utilization status detector (108) configured to detect the utilization status of an allocated frequency band based on a received signal, a symbol placement determination unit (112) configured to determine placement of pilot symbols based on the detected status of frequency utilization, and a symbol placement unit (114) configured to place the pilot symbols according to the determined symbol placement.
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申请公布号 |
EP1699200(A2) |
申请公布日期 |
2006.09.06 |
申请号 |
EP20060251092 |
申请日期 |
2006.03.01 |
申请人 |
NTT DOCOMO, INC. |
发明人 |
FUJII, HIROMASA;YOSHINO, HITOSHI;SUGIYAMA, TAKATOSHI |
分类号 |
H04L27/26;H04L5/00 |
主分类号 |
H04L27/26 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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